﻿using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using LTQT.Data;
using Microsoft.AspNetCore.Authentication.Cookies;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.WebEncoders;
using System.Text.Encodings.Web;
using System.Text.Unicode;

namespace LTQT
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.Configure<WebEncoderOptions>(options =>
            {
                options.TextEncoderSettings = new TextEncoderSettings(UnicodeRanges.All);
            });

            services.AddRazorPages();

            services.AddDbContext<LTQTContext>(options =>
                    options.UseSqlServer(Configuration.GetConnectionString("LTQTContext")));

            services.AddAuthentication(CookieAuthenticationDefaults.AuthenticationScheme)
                .AddCookie(CookieAuthenticationDefaults.AuthenticationScheme, option =>
                {
                    option.Cookie.Name = "LTQTCookie";
                    option.LoginPath = "/Index";
                    option.AccessDeniedPath = "/Index";   //设置当用户访问资源时没有权限
                });

            services.AddSession(options =>
            {
                options.IdleTimeout = TimeSpan.FromMinutes(30);
                options.Cookie.Name = "sessionID";
                options.Cookie.HttpOnly = true;
                options.Cookie.IsEssential = true;
            });
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseExceptionHandler("/Error");
                // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
                app.UseHsts();
            }

            app.UseHttpsRedirection();
            app.UseStaticFiles();

            app.UseRouting();

            app.UseAuthentication();
            app.UseAuthorization();

            app.UseSession();

            var cookiePolicyOptions = new CookiePolicyOptions
            {
                MinimumSameSitePolicy = SameSiteMode.Strict,
            };

            app.UseCookiePolicy(cookiePolicyOptions);

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapRazorPages();
            });
        }
    }
}
